CVE-2021-31405 describes an uncontrolled resource consumption vulnerability (CWE-400) in the EmailField component of Vaadin Flow versions 2.0.4-2.3.2 and 3.0.0-4.0.2 due to unsafe validation Regular Expressions. This allows attackers to cause a denial of service by submitting malicious email addresses. The vulnerability has a CVSSv3 score of 7.5 (HIGH), indicating a network-based attack with low complexity and no user interaction required, leading to high availability impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.0.4, < 2.3.3CPE matchmatch criteria | cpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:* | ||
>= 3.0.0, < 4.0.3CPE matchmatch criteria | cpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:* | ||
>= 14.0.6, < 14.4.4CPE matchmatch criteria | cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:* | ||
>= 15.0.0, < 17.0.11CPE matchmatch criteria | cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.